X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 293.0
Details 30% PEG3350, 0.1M MES, 0.2M MgCl, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.52 α = 90
b = 75.56 β = 90
c = 89.38 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 0.97946 SSRL BL9-2

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.75 40.26 100.0 -- 0.114 -- 7.0 -- 8852 -- -- 60.7
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.75 2.85 100.0 -- 0.72 1.94 6.3 862

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
FOURIER SYNTHESIS 2.75 40.26 -- -- -- 8396 419 99.89 -- 0.21429 0.21124 0.27392 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.75 2.821 -- 32 601 0.297 0.376 -- 99.37
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.326
Anisotropic B[1][1] 1.41
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.96
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.55
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.007
r_chiral_restr 0.101
r_dihedral_angle_4_deg 23.83
r_dihedral_angle_3_deg 19.557
r_dihedral_angle_2_deg 34.33
r_dihedral_angle_1_deg 6.345
r_angle_refined_deg 1.565
r_bond_refined_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2250
Nucleic Acid Atoms 0
Heterogen Atoms 21
Solvent Atoms 7

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
Refmac Structure Solution
REFMAC 5.7.0029 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.7.0029 refinement
Refmac model building
ADSC version: Quantum data collection